Count of integers K in range [ 0 , N ] such that ( K XOR K + 1 ) equals ( K + 2 XOR K + 3 ) | C # program for the above approach ; Function to count all the integers less than N satisfying the given condition ; Store the count of even numbers less than N + 1 ; Return the count ; Driver code ; Given Input ; Function Call
using System ; class GFG { static int countXor ( int N ) { int cnt = ( int ) N / 2 + 1 ; return cnt ; } static void Main ( ) { int N = 4 ; Console . WriteLine ( countXor ( N ) ) ; } }